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. Author manuscript; available in PMC: 2016 Mar 3.
Published in final edited form as: Ann Intern Med. 2015 May 19;162(10):690–696. doi: 10.7326/M15-0166

Table 1.

Characteristics of Respondents*

Characteristic Respondents (n = 1095), % U.S. Population, %
Men 49.0 49.4

Age
 21–26 y 7.9 11.0

 27–44 y 37.4 32.2

 45–64 y 37.2 36.9

 ≥65 y 17.6 19.8

Race
 White 74.0 73.9

 Asian 2.8 5.0

 African American 13.1 12.6

 Other/multiracial 10.1 8.6

Hispanic ethnicity 16.1 16.9
U.S. census geographic region

 Northeast 18.1 17.7

 Midwest 22.1 21.3

 South 36.7 37.4

 West 23.1 23.5
Education level

 High school or less 13.8 33.8

 Some college/associate’s degree 30.3 33.1

 College graduate 34.2 21.4

 Graduate/professional school 21.1 11.7

 Prefer not to answer 0.6 NA

Household income
 ≤$30 000 15.2 20.8

 >$30 000–$55 000 21.3 22.3

 >$55 000–$95 000 27.2 26.0

 >$95 000 28.3 30.8

 Prefer not to answer 8.1 NA
Self-reported health status

 Excellent 18.3 35.5

 Very good 40.7 30.2

 Good 29.0 24.0

 Fair 10.8 7.9

 Poor 1.3 2.4

NA = not applicable.

*

Percentages may not sum to 100 due to rounding.

Data obtained from the U.S. Census Bureau 2013 Current Population Survey and the Centers for Disease Control and Prevention 2012 National Health Interview Survey.